Blog
Neuropathy Supplement Acid: What Alpha-Lipoic Acid Studies Show
A neuropathy supplement acid in search results is usually alpha-lipoic acid. Trials in diabetic neuropathy used 600 to 1800 mg a day, and two reviews disagree on how strong the results are. Flow Nerves names alpha-lipoic acid but prints no amount, and no study tested the product.
Written by the Flow Nerves label deskUpdated · 4 min read
The acid
Which acid is a neuropathy supplement acid?
When people search for a neuropathy supplement acid, they almost always mean alpha-lipoic acid, sometimes written ALA. It is a compound the body makes in small amounts and that is also sold as a supplement (Memorial Sloan Kettering, Alpha-Lipoic Acid).
Do not confuse it with alpha-linolenic acid, a fat that shares the abbreviation ALA, or with other acids sold as supplements. Check the full name on the label. Flow Nerves names “alpha-lipoic acid” as the second of its six ingredients.
What studies used
What did alpha-lipoic acid studies use, and what did they report?
The trials we cite were in people with diabetic neuropathy. They tested 600, 1200 and 1800 mg a day, for periods from 3 weeks to 104 weeks, and some began with intravenous doses for several days to weeks (Cochrane review, Alpha-lipoic acid for diabetic peripheral neuropathy (2024)).
| Source | What it reported | Why it differs |
|---|---|---|
| Cochrane review, 2024 | Probably little or no effect on the symptom score at six months (moderate certainty); may have little or no effect on impairment (low certainty) | Only trials of six months or longer |
| Nutrients meta-analysis, 2023 | More favorable symptom, disability and satisfaction scores with a dose-related trend; no difference in pain scale, vibration threshold or nerve conduction (Nutrients 2023 meta-analysis, Oral alpha-lipoic acid and diabetic polyneuropathy) | Included shorter trials |
A reader should hold both. No trial tested alpha-lipoic acid inside a blend, and we found no trial in people without diabetes for tingling.
Cautions
What cautions apply to alpha-lipoic acid?
Memorial Sloan Kettering says it may lower blood sugar, so people on diabetes medicine should talk to a provider. It lists nausea and vomiting, case reports of an insulin autoimmune syndrome, and possible interference with chemotherapy and radiation. Mayo Clinic adds that high thiamin doses might cause seizures in people low in thiamin, and advises against it with heavy alcohol use (Mayo Clinic, Diabetic neuropathy: Can dietary supplements help?).
Ask first. If you take diabetes medicine, a blood thinner or have a cancer treatment plan, ask your pharmacist or doctor before any product with alpha-lipoic acid. See medicine interactions.
Flow Nerves: capsules, 30 per bottle2, 3 or 6 bottles · 60-day promise, confirm at checkout
See packsWhere Flow Nerves fits
Where does Flow Nerves fit?
Flow Nerves lists alpha-lipoic acid in a proprietary blend with five other named ingredients. No amount is printed on what we saw, so no trial amount can be compared with it. We cannot say the blend holds more or less than a studied amount.
It is a capsule for adults 18 and over, and it is not a treatment. See our page on alpha-lipoic acid, the proprietary blend and all six ingredients. Packs start at $158 a bottle for two; confirm price, shipping and the 60-day promise at checkout.
FAQ
Flow Nerves questions people ask
What acid is in Flow Nerves?
Alpha-lipoic acid is the one named acid. No amount is printed for it.
Does alpha-lipoic acid lower blood sugar?
Memorial Sloan Kettering says it may. If you take diabetes medicine, ask your pharmacist or doctor before use.
How much alpha-lipoic acid is in Flow Nerves?
Not printed on what we saw. The sales page lists six names in a blend with no milligram amounts.
Who wrote this
Written and reviewed by
Pages built from the sales page and linked NIH, CDC, FDA, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is the information site of a U.S. retail partner for Flow Nerves. It is not the manufacturer, and it is not the sales page where orders are placed. We earn money when you buy through our order links.
Keep reading
More about Flow Nerves
U.S. retail partner
Ready to try Flow Nerves?
Read the ingredient list, check with your pharmacist if you take any medicine, then pick a pack. Every pack comes with a 60-day satisfaction promise; confirm the live policy at checkout.
- Order on the sales page
- 60-day promise (confirm)
- Shipping shown at checkout